Answer:
Option (D)
Explanation:
The westerlies are the wind generated from the western side and eventually blows towards the sub-polar low areas in both the hemisphere.
The polar easterlies are defined as the cold and dry wind that blows from the high pressure polar areas towards the low pressure areas in both the hemisphere. These polar easterlies and westerlies meets at the low pressure zone forming the sub-polar low areas.
Thus, the correct answer is option (D).
Bacteroid has a thick cell wall which is absent in a bacterial cell(its outer structure is made up of a cytoplasmic membrane).
The natural source of carbon dioxide that was left out is the calcareous shells of organisms. The major metabolic process that was left out is respiration.
<h3>What is carbon dioxide?</h3>
Carbon dioxide is one of the gases that cycle around in the universe. It is an integral part of the carbon cycle. The carbon cycle is a model that depicts the movement of carbon in the ecosystem.
The natural source of carbon dioxide that was left out is the calcareous shells of organisms. The major metabolic process that was left out is respiration.
Learn more about carbon dioxide: brainly.com/question/3049557
The sender is.....Nucleotides. DNA is made of chemical building blocks called nucleotides.